* {
    margin: 0px;
    padding: 0px;
}

.container {
    margin: 0px auto;
    width: 1000px;
    overflow: center;
    text-align: center;
}

.first {
    width: 300px;
    height: 300px;
    background-color: #3bd8dd;
    border: 10px double #65008d;
    display: inline-block;
    margin: 30px;
}

.second {
    width: 300px;
    height: 300px;
    background-color: #3bd8dd;
    border: 10px double #65008d;
    display: inline-block;
    margin: 30px;
}

.third {
    width: 300px;
    height: 300px;
    background-color: #3bd8dd;
    border: 10px double #65008d;
    display: inline-block;
    margin: 30px;
}

.fourth {
    width: 300px;
    height: 300px;
    background-color: #3bd8dd;
    border: 10px double #65008d;
    display: inline-block;
    margin: 30px;
}

img {
    margin: 30px auto 20px;
}